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"usb switch box"
USB Serial Port Control Relay Module Sturdy Durable Lightweight USB Relay Module USB Intelligent Control Switch Overcurrent Protection Intelligent Command Control Switch Intelligent Home
Limited time offer, ends 11/08
$16.43
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LCUS-4 USB Relay Module 4 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
Limited time offer, ends 11/08
$16.46
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Industrial USB to Serial Adapter UART Serial Adapter FT232RL Serial to USB Converter USB to TTL Adapter Port Module Support Multi Systems and Multi Protection Circuits with Shell
Limited time offer, ends 11/08
$18.29
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1-Channel Timer Delay Relay XY-LJ02 Cycle Trigger Delay Timer Switch Circuit Electronic Relay Module with LCD Display, 12V Timer Relay Delay Controller Module Support Micro USB 5V Input
Limited time offer, ends 11/08
$16.73
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LCUS-8 USB Relay Module 8 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
Limited time offer, ends 11/08
$17.14
Free Shipping
DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
Limited time offer, ends 11/08
$14.97
Free Shipping
FT4232-4TTL USB to 4-Way TTL Module UART Serial Port Module LED Indicator Micro USB COM Interface 12Mbps FT4232HL 5V 3.3V 2.5V 1.8V
Limited time offer, ends 11/08
$34.49
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LCUS-2 USB Relay Module 2 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
Limited time offer, ends 11/08
$15.29
Free Shipping
5 Pack 3.3V 5V Power Supply Module for MB102 102 Prototype Breadboard DC 6.5-12V USB Module
Limited time offer, ends 11/08
$16.71
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Industrial Grade USB HUB Extending with 4X USB 2.0 Ports for Industrial/Office Environments with Higher Level Device Requirements - USB-HUB-4U @
Limited time offer, ends 11/07
$73.97
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RM20 Wireless Routing Module PWM UART SPI Multi Port Dual Core Gigabit IoT Module Compatible with Linux Secondary Development (Module Only)
Limited time offer, ends 11/08
$85.70
Free Shipping
RM20 Wireless Routing Module PWM UART SPI Multi Port Dual Core Gigabit IoT Module Compatible with Linux Secondary Development (Module Kit)
Limited time offer, ends 11/08
$123.50
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ESP32-S3 SIM7670G 4G Development Board, Support LTE Cat-1 / WiFi/Bluetooth/GNSS Positioning, Global Coverage Multi Band, for 4G Portable WiFi, Onboard Camera/Antenna @(ESP32-S3-SIM7670G-4G)
Limited time offer, ends 11/07
$172.07
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ESP32-S3 A7670E 4G Development Board Support LTE Cat-1 / 2G / WiFi/Bluetooth/Telephone Call/SMS/GNSS Positioning, for 4G Portable WiFi, Onboard Camera/Speaker/Antenna @(ESP32-S3-A7670E-4G)
Limited time offer, ends 11/07
$163.97
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RJ45 + USB C Port POE Splitter Standard 48V to 5V USB Power Supply Module (100Mbps 5V 3.5A)
Limited time offer, ends 11/08
$34.67
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5V USB LED RGB WiFi Controller Bluetooth Remote 4 Pin Male Connector for TV Backlight Light Strip LED RGB Dimmer Home Colorful
Limited time offer, ends 11/08
$17.41
Free Shipping
for Raspberry Pi 4G/3G/2G Communication SIM7600G-H M.2 HAT with GNSS Positioning and High Speed LTE CAT4 Global Band Connection for Networking Cloud Phone Call/SMS etc @(SIM7600G-H-M2 4G HAT)
Limited time offer, ends 11/07
$289.97
Free Shipping